useCreateAtom

Call Signature#

function useCreateAtom<T>(getValue, options?): ReadonlyAtom<T>;

Defined in: packages/react-store/src/useCreateAtom.ts:17

Creates a stable atom instance for the lifetime of the component.

Pass an initial value to create a writable atom, or a getter function to create a readonly derived atom. This hook mirrors the overloads from createAtom, but ensures the atom is only created once per mount.

Type Parameters#

T#

T

Parameters#

getValue#

(prev?) => T

options?#

AtomOptions<T>

Returns#

ReadonlyAtom<T>

Example#

const countAtom = useCreateAtom(0)

Call Signature#

function useCreateAtom<T>(initialValue, options?): Atom<T>;

Defined in: packages/react-store/src/useCreateAtom.ts:21

Creates a stable atom instance for the lifetime of the component.

Pass an initial value to create a writable atom, or a getter function to create a readonly derived atom. This hook mirrors the overloads from createAtom, but ensures the atom is only created once per mount.

Type Parameters#

T#

T

Parameters#

initialValue#

T

options?#

AtomOptions<T>

Returns#

Atom<T>

Example#

const countAtom = useCreateAtom(0)